From mboxrd@z Thu Jan 1 00:00:00 1970 From: John Whitmore Subject: Re: mcp251x can't drop the can0 Interface Date: Mon, 10 Feb 2014 22:43:55 +0000 Message-ID: <20140210224207.GB28211@griso.site> References: <20140207201236.GB28637@griso.site> <52F66505.6090303@pengutronix.de> <20140210222543.GA28211@griso.site> <52F95405.9050404@pengutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mail-we0-f171.google.com ([74.125.82.171]:48972 "EHLO mail-we0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752910AbaBJWqH (ORCPT ); Mon, 10 Feb 2014 17:46:07 -0500 Received: by mail-we0-f171.google.com with SMTP id u56so4808139wes.16 for ; Mon, 10 Feb 2014 14:46:06 -0800 (PST) Content-Disposition: inline In-Reply-To: <52F95405.9050404@pengutronix.de> Sender: linux-can-owner@vger.kernel.org List-ID: To: Marc Kleine-Budde Cc: linux-can@vger.kernel.org On Mon, Feb 10, 2014 at 11:34:45PM +0100, Marc Kleine-Budde wrote: > On 02/10/2014 11:28 PM, John Whitmore wrote: > > Sorry for the slight delay went from the RaspberryPi 3.6 Kernel to the 3.10 to > > see if maybe the later version worked. I'm afraid neither worked. > > Your "ifplugd" is meesing around with the CAN interface. > > > [ 86.044493] CPU: 0 PID: 1713 Comm: ifplugd Not tainted 3.10.29-can+ #2 > > [ 86.044583] [] (unwind_backtrace+0x0/0xf0) from [] (show_stack+0x10/0x14) > > [ 86.044642] [] (show_stack+0x10/0x14) from [] (mcp251x_open+0x18/0x1d0 [mcp251x]) > > [ 86.044694] [] (mcp251x_open+0x18/0x1d0 [mcp251x]) from [] (__dev_open+0xd4/0x144) > > [ 86.044728] [] (__dev_open+0xd4/0x144) from [] (__dev_change_flags+0x88/0x130) > > [ 86.044756] [] (__dev_change_flags+0x88/0x130) from [] (dev_change_flags+0x10/0x48) > > [ 86.044795] [] (dev_change_flags+0x10/0x48) from [] (devinet_ioctl+0x630/0x6f8) > > [ 86.044839] [] (devinet_ioctl+0x630/0x6f8) from [] (sock_ioctl+0x70/0x298) > > [ 86.044882] [] (sock_ioctl+0x70/0x298) from [] (do_vfs_ioctl+0x7c/0x5c4) > > [ 86.044913] [] (do_vfs_ioctl+0x7c/0x5c4) from [] (SyS_ioctl+0x38/0x60) > > [ 86.044947] [] (SyS_ioctl+0x38/0x60) from [] (ret_fast_syscall+0x0/0x30) > oops have to look into that. Learning something new every day. Thanks a million for your help! > Marc > > -- > Pengutronix e.K. | Marc Kleine-Budde | > Industrial Linux Solutions | Phone: +49-231-2826-924 | > Vertretung West/Dortmund | Fax: +49-5121-206917-5555 | > Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de | >